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Access Year: From 1954 To Present
Publisher: INFORMS

Access Year: From 1954 To 2004
Publisher: JSTOR

Access Year: From 1960 To 1964
Publisher: JSTOR

Access Year: From 1980 To 2003
Publisher: JSTOR

Access Year: From 1994 To 2014
Publisher: EMERALD

Access Year: From 1994 To 2014
Publisher: EMERALD
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